Here are the entries for the CCD Imaging & Processing forum category for the CN Imaging/Sketching Contest. Please review the entries and cast your vote. The voting takes place through the 8th of April. The winners will move on to the finalist poll, which will be posted in the Astro Imaging/Sketching Contest forum.
The submission thread can be found here.
Thanks to the participants for their outstanding submissions. Good luck!
Location: San Romualdo - Ravenna (Italy)
Tecnosky Apo AG70/350
QSI583wsi cooled -25
Astrodon RGB GenII E-series filters
RGB: R (15x60"), G (15x60"), B (15x60") - Binning2
Acquired with: MaximDL5
Calibrated with bias, dark and flat
Processed with: MaximDL5, Astroart6, Paint Shop Pro X9 and Topaz plug-in.
Eta Carinae Keyhole Nebula -
Small crop of original using 3 x Drizzle in DSS.
LRGB version of Eta Carinae The Keyhole Nebula.
Taken 28 th January 2017 - outer suburb of Melbourne Australia.
LG 5 x 5 minutes each, RB 4 x 5 minutes each = 1.5 hours integration time.All binned 1 x1.
10" f4 Carbon fiber Newt. with ONTC mirror from Teleskop service.
Motorised 2" TS 2" UNC V-Power Newton Crayford Focuser.
QHY9 mono camera working at -30 degrees C. , Lodestar guide camera.
TS9 9mm wide OAG & Baader MPCC,
Astronomic 2" CLS-CCD filter in front of all other filters.
EQ6 Pro modified mount.
Easycap for QHY9, PHD guiding, DSS, NASA FITS Liberator, Photoshop CS5, Fitswork4.